/*
 *    Copyright © OpenAtom Foundation.
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

package com.inspur.edp.cef.core.scope;

public abstract class CefScopeStack
{
	/** 
	 读取栈顶
	 
	 @return 
	*/
	public abstract CefScopeNode getTopNode();

	/** 
	 出栈
	 
	*/
	public abstract void pop();

	/** 
	 入栈
	 
	 @param node
	*/
	public abstract void push(CefScopeNode node);

	/** 
	 栈大小
	 
	*/
	public abstract int getCount();
}
